Senior Oracle APEX Developer , 8+ years

North End Teleservices; Washington (District of Columbia); On-site; USD 120,000 - 160,000; Full time

Job summary

A leading company is urgently seeking a Senior Oracle APEX Developer to lead the design and development of complex applications. This long-term contractor role requires extensive experience in Oracle APEX, SQL, and PL/SQL, along with strong problem-solving and communication skills. The successful candidate will work closely with cross-functional teams to deliver high-performance applications in a fast-paced environment.

Qualifications

• 8+ years of hands-on experience in Oracle APEX development.
• Expert-level proficiency in Oracle SQL and PL/SQL.
• Strong knowledge of APEX Dynamic Actions and security protocols.

Responsibilities

• Architect, develop, and enhance complex Oracle APEX applications.
• Lead the end-to-end development lifecycle.
• Optimize application performance and maintain documentation.

Skills

Oracle APEX development

Oracle SQL

PL/SQL

JavaScript

CSS

RESTful APIs

DevOps

CI/CD

Problem-solving

Communication

Education

Bachelor or Master degree

Tools

Git

Oracle Cloud Infrastructure

Job description

We are urgently looking for a Senior Oracle APEX Developer to lead the design, development, and optimization of complex Oracle APEX applications in a fast-paced enterprise environment. Candidates need to have at least 8 years of hands-on experience in Oracle APEX development.

We are looking for a contractor, who is able to work 2 hours US (Washington) time.

This position is long-term. Candidates need to be fluent in English.

Tasks and responsibilities:

Architect, develop, and enhance complex, enterprise-level Oracle APEX applications.

Lead the end-to-end development lifecycle, from gathering requirements to deployment and maintenance.

Write high-performance SQL & PL/SQL code, including stored procedures, triggers, and packages.

Implement advanced APEX Dynamic Actions, Interactive Reports, and Universal Theme customizations.

Develop and integrate RESTful APIs, SOAP services, and third-party web services within APEX applications.

Provide technical advice and guide team to ensure APEX security best practices, including authentication, authorization, session management, and data protection.

Optimize application performance by improving queries, indexing strategies, and UI responsiveness.

Collaborate with business stakeholders, architects, and DevOps teams to define and implement scalable solutions.

Lead code reviews, mentoring junior developers, and defining APEX best practices.

Work with CI/CD pipelines, version control, and deployment automation tools for efficient software delivery.

Maintain detailed documentation on system architecture, technical specifications, and troubleshooting procedures.

Profile:

Bachelor or Master degree;

+8 years of hands-on experience in Oracle APEX development;

Expert-level proficiency in Oracle SQL and PL/SQL, including query tuning and optimization;

Strong knowledge of APEX Dynamic Actions, Page Processes, Custom Themes, and Oracle JETCharts;

In-depth experience of Oracle APEX Shared Components, including workflows, automations, security protocols, authentication/authorization schemes, and role-based access control;

Proficiency in JavaScript, jQuery, AJAX, and CSS for advanced UI/UX customizations;

Experience with APEX security models, authentication (OAuth, LDAP, SSO), and data encryption;

Proven ability to integrate RESTful web services, JSON, XML, and ORDS with APEX applications;

Deep understanding of Oracle database architecture, indexing strategies, and performance tuning;

Experience with Git, CI/CD pipelines, DevOps tools, and cloud deployments;

Strong analytical and problem-solving skills with the ability to troubleshoot complex applications;

Excellent communication skills and ability to collaborate with cross-functional teams

Fluent in English;

Preferred Qualifications:

Experience with APEX Plugin Development for extended functionality;

Knowledge of Oracle Forms and Reports migration to APEX;

Experience with Progressive Web Apps and modern front-end frameworks ;

Hands-on experience deploying APEX applications on Oracle Cloud Infrastructure